CN202434396U - Light guide diaphragm structure of illuminant keyboard - Google Patents
Light guide diaphragm structure of illuminant keyboard Download PDFInfo
- Publication number
- CN202434396U CN202434396U CN2012200442658U CN201220044265U CN202434396U CN 202434396 U CN202434396 U CN 202434396U CN 2012200442658 U CN2012200442658 U CN 2012200442658U CN 201220044265 U CN201220044265 U CN 201220044265U CN 202434396 U CN202434396 U CN 202434396U
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- light
- keyboard
- leading diaphragm
- light leading
- light guide
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Abstract
The utility model relates to a light guide diaphragm structure of an illuminant keyboard. A light guide diaphragm is mounted on the bottom of the keyboard. A reflecting layer is coated on the bottom of the light guide diaphragm. A grid-shaped shading layer is coated on the top of the light guide diaphragm. A plurality of annular recess structures are distributed in array on appropriate positions of the light guide diaphragm. Appropriate positions of the shading layer corresponding to keys of the keyboard are provided with boring structures which can lead projected light to the bottoms of the keys. The single layer light guide diaphragm has the advantages that thickness of the light guide diaphragm is reduced, assembly of the light guide diaphragm is simple, and uniform light guide effect of the illuminant keyboard can be improved.
Description
Technical field
The utility model relates to a kind of light leading diaphragm structure, particularly a kind of single-layer type light leading diaphragm structure of illuminated keyboard.
Background technology
Mobile computer is owing to have the function of being convenient to carry and handle document data and real-time communication at present; Adopted by reaching certainly of market dealer and user; And part mobile computer keyboard adopts slim touch control keyboard structure at present; About the mobile computer keyboard its mainly between the keycap of keyboard and base plate assembling be connected with a bridge formation formula supporting construction, the slim bridge formation formula keyboard structure of the mobile computer of this prior art has that volume is ultra-thin, weight lightly reaches the accurate advantage of operation.Through looking into; In the preceding case of TaiWan, China related patent U.S. Patent No.; Research and development of applicant company and application are got permission: the LGP of illuminated keyboard and backlight module (TaiWan, China letters patent book number number: M306689 number) patent case; This patent case mainly is on LGP, to convex with lock structure to be beneficial to directly assemble the bridge formation assembly, yet itself and unmatchful button out of the ordinary and led light source spacing do to strengthen the design of leaded light, so make the distance L ED light source button far away obviously deficiency of printing opacity brightness that seems; And; The illuminated keyboard of relevant prior art is to utilize three-layer type LGP framework with the backlight assembly as keyboard; Be that it is to be pasted with a reflector plate (PET) in the below of a LGP to increase the upwards light quantity of reflection; The anti-dazzling screen (PET) that then is pasted with a lattice-shaped in the top of this LGP is to intercept and the guiding throw light; But on practice, the structure of this lower floor's reflector plate and upper strata anti-dazzling screen is except the thickness and cost that increase whole LGP, and it need be with three layers of anti-dazzling screen, LGP and reflector plate aligned and compose one one by one in when assembling; The degree of difficulty that its LGP that obviously increases prior art is assembled has the necessity that improves in fact;
In view of this; This case creator satisfies manufacturing and the design practical experience of being engaged in computer keyboard with it for many years, the active research improvement, and through repeatedly sample making and test; And then specifically improve the above-mentioned shortcoming of LGP of the computer keyboard of prior art, cause completion the utility model eventually.
The utility model content
The technical problem underlying that the utility model will solve is to the prior art three-layer type LGP framework shortcoming of complicacy and multi-layered thickness comparatively; Its less important technical problem that will solve is that the utility model provides a kind of light leading diaphragm structure of illuminated keyboard to the technical problem of the LGP of prior art illuminated keyboard to the seem shortcoming of printing opacity luminance shortage of the prior art leaded light keyboard button far away apart from light source.
The utility model provides a kind of light leading diaphragm structure of illuminated keyboard; This light leading diaphragm is assembled in the basal surface position of a keyboard; Wherein be coated with a reflector in the printing of the bottom surface of this light leading diaphragm; Be coated with the light shield layer of a lattice-shaped in the end face printing of this light leading diaphragm, and array is laid with a plurality of ring pocket configurations on this light leading diaphragm.
As preferably, this light shield layer has the perforation structure of guiding throw light to keyboard position corresponding to the position of keyboard keyboard.
Preferred as further, a plurality of ring pocket configurations on this light leading diaphragm are up and down corresponding to keyboard keyboard position.
As preferably, be coated with a plurality of printing ink reflective spots structures in the end face printing of this light leading diaphragm.
As preferably, this keyboard comprises: a plurality of bridge formations, a plurality of transparent keycap, a plurality of printing opacity elastic parts, a light transmission film circuit board and a button deckle board; This transparent keycap bottom surface correspondence is articulated in this bridge formation apical margin; This bridge formation root edge then correspondence is articulated on this button deckle board; Pull in the press section of this transparent keycap bottom surface in this printing opacity elastic parts top, these a plurality of printing opacity elastic parts correspondences are fixedly arranged on the pad, and this shim pack is located at the end face of this button deckle board; And the open-work end face of this light transmission film circuit board and this button deckle board is located in the corresponding position of this printing opacity elastic parts, and the open-work of this button deckle board is up and down corresponding to the punch position of this light shield layer.
Preferred as further; Be formed with a plurality of circuit on this light transmission film circuit board with control button input signal; Center position that should transparent keycap is formed with the trip point of a circuit respectively in this film circuit board; Can push downwards by compression leg in this elastic parts touches this film circuit board of conducting, and is electrically connected with a plurality of LEDs in this ora terminalis place, film circuit board bottom surface.
The single-layer type light leading diaphragm of the utility model compared with prior art has the thickness of reduction and easily assembled beneficial effect, and then the even light-guiding effect that can specifically promote whole illuminated keyboard.
Description of drawings
Fig. 1 is the three-dimensional exploded view of light leading diaphragm structure of the illuminated keyboard of the utility model one embodiment, and it shows that a light leading diaphragm is assembled on the keyboard.
Fig. 2 is that three-dimensional exploded view is amplified in the part of the light leading diaphragm structure of the illuminated keyboard among Fig. 1, and it shows the assembled configuration of one key.
Fig. 3 is the generalized section of the light leading diaphragm structure of the illuminated keyboard among Fig. 1.Main Reference numeral
10: keyboard
11: build bridge
111: pivot
112: slide-bar
113: slide-bar
114: pivot
12: transparent keycap
121: pivot connected slot
122: guide runner
125: the press section
13: pad
131: open-work
14: elastic parts
141: press compression leg
15: film circuit board.
151: trip point
153: LED
16: the button deckle board
161: open-work
163: guide runner
164: holding groove
20: light leading diaphragm
201: the ring depression
21: reflector layer
22: light shield layer
221: perforation
Embodiment
Shown in the preferred embodiment of the utility model of Fig. 1 to Fig. 3, the utility model is a kind of light leading diaphragm structure of illuminated keyboard, and it is assembled in a light leading diaphragm 20 basal surface position of a keyboard 10.
Wherein, This light leading diaphragm 20 is the diaphragm of a clear plastic material, and printing is coated with a reflector 21 in the bottom surface of this light leading diaphragm 20, and that can concentrate the increase reflection ray upwards throws light quantity; In the end face printing of this light leading diaphragm 20 be coated with one probably be lattice-shaped light shield layer 22; And it has perforation 221 structures corresponding to the keyboard position, and effectively shading intercepts and guide the keyboard of throw light to its upper end, and; On this light leading diaphragm 20 corresponding to the keyboard position respectively array be laid with the ring depression 201 of a plurality of different weights; The ring depression 201 of these a plurality of array-likes has different weights and layout density respectively, can be corresponding its produce identical vertical reflection brightness with the different distance of light emitting source with adjustment moderately, promptly owing to when this a plurality of ring depressions 201 during apart from light emitting source situation far away; These 201 correspondences of a plurality of ring depressions far away are designed with darker outer shroud side face to increase its vertical reflection brightness that makes progress; In like manner, according to the relation of light luminance and light source distance, corresponding itself and light source distance of the weight of this ring depression 201 and from shallow to deep ratio increases progressively respectively then; The ability adjustment reaches and makes each button have uniform vertical reflection brightness, specifically promotes the even light-guiding effect of integral keyboard; As for, the ring depression 201 leaded lights structure on this light leading diaphragm 20 also can apply a plurality of printing ink reflective spot structures by printing and substitute, and it can be laid a plurality of printing ink reflective spot structures through array equally and promote its light guide effect to reach.
This keyboard 10 comprises: a plurality of bridge formation 11, a plurality of transparent keycap 12, a plurality of printing opacity elastic parts 14, a light transmission film circuit board 15 and a button deckle board 16; Wherein, This transparent keycap 12 is the printing opacity press component that probably is square; Form pivot connected slot 121 and two guide runners 122 of two symmetries in these keycap 12 bottom surfaces; Then form a press section 125 in its middle position; And these two pivot connected slots 121 and two guide runner 122 correspondences are articulated in pivot 111 and two slide-bars 112 of these 11 apical margins of building bridge, and two slide-bars 113 of these 11 root edges of building bridge and 114 correspondences of pivot are articulated in two guide runners 163 and holding groove 164 on this button deckle board 16, pull in the press section 125 of this transparent keycap 12 bottom surfaces in elastic parts 14 tops of this printing opacity; Wherein these a plurality of elastic parts 14 correspondences are fixedly arranged on the pad 13; On this pad 13, be equipped with a plurality of open-works 131, make this pad 13 be able to be mounted on the end face of this button deckle board 16, and open-work 161 end faces of this light transmission film circuit board 15 and this button deckle board 16 are located in these elastic parts 14 corresponding positions; So can push downwards by compression leg 141 in this elastic parts 14 touches this film circuit board 15 of conducting, 161 of the open-works of this button deckle board 16 have the leaded light effect;
This film circuit board 15 is for being formed with a plurality of circuit with control button input signal on a light transmission film plate; Center position that should transparent keycap 12 in 15 pairs of this film circuit boards is formed with the trip point 151 of a circuit respectively; And be formed with the corresponding contravention of leading respectively in trip point 151 2 ends of this circuit respectively; Be electrically connected with a plurality of LED 153 light sources in this ora terminalis appropriate location, film circuit board 15 bottom surface, the leaded light usefulness of keyboard is provided.
Main structural feature of relevant the utility model and actual effective utilization; Then brief description is following: the single-layer type light leading diaphragm 20 of the utility model is assembled in the bottom surface of an illuminated keyboard 10; Its mainly in the end face printing of this light leading diaphragm 20 be coated with one probably be lattice-shaped light shield layer 22; And be coated with a reflector 21 in the printing of the bottom surface of this light leading diaphragm 20; Can concentrate the projection light quantity of reflection ray; 20 of the single-layer type light leading diaphragms of the utility model have the thickness of reduction and easily assembled usefulness; And it also can lay the ring depression 201 of a plurality of different weights or print the printing ink reflective spot structure that applies through array on this light leading diaphragm 20, can produce identical vertical reflection brightness and then the even light-guiding effect that can specifically promote integral keyboard with the different distance of LED 153 light sources moderately to adjust by corresponding its.
Above embodiment is merely the exemplary embodiment of the utility model, is not used in restriction the utility model, and the protection range of the utility model is defined by the claims.Those skilled in the art can make various modifications or be equal to replacement the utility model in the essence and protection range of the utility model, this modification or be equal to replacement and also should be regarded as dropping in the protection range of the utility model.
Claims (6)
1. the light leading diaphragm structure of an illuminated keyboard is characterized in that, this light leading diaphragm is assembled in the basal surface position of a keyboard; Wherein printing is coated with a reflector in the bottom surface of this light leading diaphragm, be coated with the light shield layer of a lattice-shaped in the end face printing of this light leading diaphragm, and array is laid with a plurality of ring pocket configurations on this light leading diaphragm.
2. the light leading diaphragm structure of illuminated keyboard according to claim 1 is characterized in that, this light shield layer has the perforation structure of guiding throw light to keyboard position corresponding to the position of keyboard keyboard.
3. the light leading diaphragm structure of illuminated keyboard according to claim 2 is characterized in that, a plurality of ring pocket configurations on this light leading diaphragm are up and down corresponding to keyboard keyboard position.
4. the light leading diaphragm structure of illuminated keyboard according to claim 1 is characterized in that, is coated with a plurality of printing ink reflective spots structures in the end face printing of this light leading diaphragm.
5. the light leading diaphragm structure of illuminated keyboard according to claim 2 is characterized in that, this keyboard comprises: a plurality of bridge formations, a plurality of transparent keycap, a plurality of printing opacity elastic parts, a light transmission film circuit board and a button deckle board; This transparent keycap bottom surface correspondence is articulated in this bridge formation apical margin; This bridge formation root edge then correspondence is articulated on this button deckle board; Pull in the press section of this transparent keycap bottom surface in this printing opacity elastic parts top, wherein these a plurality of printing opacity elastic parts correspondences are fixedly arranged on the pad, and this shim pack is located at the end face of this button deckle board; And the open-work end face of this light transmission film circuit board and this button deckle board is located in the corresponding position of this printing opacity elastic parts, and the open-work of this button deckle board is up and down corresponding to the punch position of this light shield layer.
6. the light leading diaphragm structure of illuminated keyboard according to claim 5; It is characterized in that; Be formed with a plurality of circuit on this light transmission film circuit board with control button input signal; In this film circuit board center position that should transparent keycap is formed with the trip point of a circuit respectively, can push downwards by compression leg in this elastic parts touches this film circuit board of conducting, and is electrically connected with a plurality of LEDs in this ora terminalis place, film circuit board bottom surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200442658U CN202434396U (en) | 2012-02-10 | 2012-02-10 | Light guide diaphragm structure of illuminant keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200442658U CN202434396U (en) | 2012-02-10 | 2012-02-10 | Light guide diaphragm structure of illuminant keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202434396U true CN202434396U (en) | 2012-09-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200442658U Expired - Lifetime CN202434396U (en) | 2012-02-10 | 2012-02-10 | Light guide diaphragm structure of illuminant keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202434396U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106409584A (en) * | 2015-07-31 | 2017-02-15 | 神讯电脑(昆山)有限公司 | Light-emitting keyboard device |
| TWI578038B (en) * | 2015-11-13 | 2017-04-11 | 技嘉科技股份有限公司 | Light guiding panel, light guiding assembly and electronic device |
| CN106843517A (en) * | 2016-12-22 | 2017-06-13 | 深圳市汇创达科技股份有限公司 | A kind of computer light guide film group of achievable dummy keyboard |
| CN109148196A (en) * | 2018-08-24 | 2019-01-04 | 惠州Tcl移动通信有限公司 | A kind of key device |
| TWI661346B (en) * | 2018-06-12 | 2019-06-01 | Global Lighting Technologies Inc. | Touch light guide film |
| CN110875154A (en) * | 2018-08-30 | 2020-03-10 | 群光电子(苏州)有限公司 | Keyboard with a keyboard body |
| TWI697926B (en) * | 2018-08-23 | 2020-07-01 | 群光電子股份有限公司 | Keyboard |
| WO2023082424A1 (en) * | 2021-11-10 | 2023-05-19 | 深圳深汕特别合作区汇创达电子智能科技有限公司 | Reflective four-in-one light-emitting key core module |
| US11846799B1 (en) | 2023-04-27 | 2023-12-19 | Chicony Power Technology Co., Ltd. | Backlight module and illuminated keyboard |
-
2012
- 2012-02-10 CN CN2012200442658U patent/CN202434396U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106409584A (en) * | 2015-07-31 | 2017-02-15 | 神讯电脑(昆山)有限公司 | Light-emitting keyboard device |
| TWI578038B (en) * | 2015-11-13 | 2017-04-11 | 技嘉科技股份有限公司 | Light guiding panel, light guiding assembly and electronic device |
| CN106843517A (en) * | 2016-12-22 | 2017-06-13 | 深圳市汇创达科技股份有限公司 | A kind of computer light guide film group of achievable dummy keyboard |
| CN106843517B (en) * | 2016-12-22 | 2024-07-02 | 深圳市汇创达科技股份有限公司 | Computer light guide film group capable of realizing virtual keyboard |
| TWI661346B (en) * | 2018-06-12 | 2019-06-01 | Global Lighting Technologies Inc. | Touch light guide film |
| TWI697926B (en) * | 2018-08-23 | 2020-07-01 | 群光電子股份有限公司 | Keyboard |
| US10915182B2 (en) | 2018-08-23 | 2021-02-09 | Chicony Electronics Co., Ltd. | Keyboard |
| CN109148196A (en) * | 2018-08-24 | 2019-01-04 | 惠州Tcl移动通信有限公司 | A kind of key device |
| CN110875154A (en) * | 2018-08-30 | 2020-03-10 | 群光电子(苏州)有限公司 | Keyboard with a keyboard body |
| CN110875154B (en) * | 2018-08-30 | 2022-02-25 | 群光电子(苏州)有限公司 | Keyboard with a keyboard body |
| WO2023082424A1 (en) * | 2021-11-10 | 2023-05-19 | 深圳深汕特别合作区汇创达电子智能科技有限公司 | Reflective four-in-one light-emitting key core module |
| US11846799B1 (en) | 2023-04-27 | 2023-12-19 | Chicony Power Technology Co., Ltd. | Backlight module and illuminated keyboard |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120912 |
|
| CX01 | Expiry of patent term |